Index: lams_learning/web/css/main.css
===================================================================
diff -u -rd578eb0e78e1723052d35e825b00b5c735fe2f7a -rc124a53ce3fc13192de91c935a2cc88a4a532cc9
--- lams_learning/web/css/main.css	(.../main.css)	(revision d578eb0e78e1723052d35e825b00b5c735fe2f7a)
+++ lams_learning/web/css/main.css	(.../main.css)	(revision c124a53ce3fc13192de91c935a2cc88a4a532cc9)
@@ -10,7 +10,7 @@
 	left: 0px;
 }
 
-#progressBarDiv * {
+#progressBarDiv>svg:first-child, #progressBarDiv>div:first-child {
 	margin: auto;
 }
 
@@ -133,6 +133,30 @@
 	font-size: 9px;
 }
 
+div.optionalActivity {
+	display: none;
+	position : absolute;
+	left : 5px;
+	border : 1px solid black;
+	background-color : rgb(234,249,255);
+	z-index: 6;
+	width: 145px;
+}
+
+div.optionalActivity table tr:first-child td {
+	border-top: none;
+	background-color: rgb(197,212,251);
+}
+
+div.optionalActivity td {
+	border-top: 1px solid black;
+	cursor : pointer;
+}
+
+div.optionalActivity td:hover {
+	background-color: rgb(246,238,191);
+}
+
 .ui-layout-pane {
 	padding:	0px !important;
 }